Black Rock Weather Forecast

    • 11
    • 28

    Partly cloudy

    • 14
    • 26

    Partly cloudy

    • 15
    • 27

    Shower

    • 11
    • 21

    Shower

    • 9
    • 22

    Cloudy

    • 9
    • 24

    Partly cloudy

    • 12
    • 22

    Partly cloudy

Today 23 Apr Lower South East

Patchy fog early this morning. Mostly sunny afternoon. Light winds becoming north to northeasterly 15 to 25 km/h in the morning. Daytime maximum temperatures in the high 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Easterly 10 to 15 knots turning northerly during the morning. Winds reaching up to 20 knots offshore in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 3 metres.
Weather
Mostly sunny.
Weather Situation
A strong high pressure system east of Tasmania will maintain a ridge over SA this week. A cold front will pass over the south again on Saturday and weaken with a high pressure system to follow over waters south of the Bight on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Black Rock Temperature Statistics View More

April Temperature

Mount Gambier Airport (34km)

  • Lowest 18 April, 2026

    3 °C

  • Average April

    14.3 °C

  • Highest 21 April, 2026

    26.7 °C

Climate (2021–Present)

Mount Gambier Airport (34km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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